CHESS SA Ratings Database

Player tournament rating analysis

Player

Ponelis, AA (Albert)

[147030522] from Tshwane (GTP)
1865

Rating

Standard

-50.2

Rating change

K = 20.0

1351

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament 2017 Alekhine (A)
Grand Prix tournament
Tournament format Swiss
Rating type Standard
National/FIDE rated National
Host region Tshwane (GTP)
Tournament id 20171466
Tournament group id 20171461
Start 2017/08/04
End 2017/08/05
Rated 2017/08/06
Rating 1865
Rated games 5
Rated score 2.0
Rated percent 40.0
Rated Dp -72
Rated average opponent rating 1422.80
Rated performance 1351
Rated expected score (We) 4.51
Rated score difference (Score-We) -2.51
K-factor 20.0
Temporary rating change -50.2
Penalties 0.0
TOTAL RATING CHANGE -50.2
Count for rating OK
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 8
Final position (single) 20
Final position (shared) 18

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/08/04 Naidoo, T (Tashil) 1473* 0 0.92 -0.92 20.0 -18.4 OK
2 2017/08/04 Cruywagen, D (Dewan) 1473* 1 0.92 0.08 20.0 1.6 OK
3 2017/08/05 Mkhaliphi, JT (John) 1596 0 0.83 -0.83 20.0 -16.6 OK
4 2017/08/05 Prinsloo, MP (Marthinus) 1473* 0 0.92 -0.92 20.0 -18.4 OK
5 2017/08/05 Fourie, B (Brandon) 1473* 1 0.92 0.08 20.0 1.6 OK